Dozens of workers evacuated after fire at First National Building in OKC

OKLAHOMA CITY – Crews responded to a fire at the First National Building Saturday afternoon.

More than 75 firefighters responded to the scene at 120 N. Robinson.

Initial reports from the Oklahoma City Fire Department said the fire was on the 7th floor of the building.

It was later determined the fire was on the 8th floor.

More than 60 workers were evacuated, according to fire department.

The fire was extinguished and the department says crews will remain on scene ventilating the building with mechanical fans.

The cause of the fire is under investigation.